brandi hitt, abc7 news. >>> coming to president obama's defense al gore who is suggesting obama's lackluster performance might be blamed on altitude sickness the next deba is aeek from today i kentucky when biden and ryan face off. . >>> back in vallejo police have arrested a retire mad reason for allegedly shooting and killing two of his neighbors. that happened in the flown cove neighborhood 6:00 last night. police found two men 50 and 58 dead at the scene. a 65-year-old man surrendered after a 45 minute standoff. police say all three knew each other. investigators state suspect owned several guns. >>> san jose police looking for killers on the loose after two shootings in different parts of town taking place within hours of each other . the 35th homicide happened downtown after a fight, the 36th happened following a birthday party at a home. >> reporter: we just heard from police that these investigations are just getting underway there's things they don't know, one is, in the first killing what killed that man they are not sure in the second, there's dispute about gang-related. there may